F1Ch43 (G4879): This is a small compact lesion. the basic features are acceptable in the category of follicular hamartomas of the butterfly area of the face. There is mild papillomatosis. In a solid portion to the left, there are numerous whorls. To the right the epithelium is mostly intact and there is a prominence of cells of the superficial unit-like type. Centrally, above the center of the field, small whorls are numerous; they are separated from the neighbors by empty, lytic defects. From the fibrous tissue on the right, new fibrous tissue has extended into, and filled, some of the defects. The pattern is that of sclerosing entrapment.
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